This study was conducted to determine the most effective pre-emergent herbicides in suppressing weeds growth and its impact on the growth of acacia (Acacia crassicarpa). This research was conducted from October 2021 to January 2022 at PT.Bumi Andalas Permai, Distrik Air Sugihan (2°44'11.7"S 105°18'44.4"E), Sungai Baung, Ogan Komering Ilir, Sumatera Selatan. This reaserch used Randomaized Bloc…